stylo: Relax assertion that doesn't hold in layout/style/test/test_pseudoelement_state.html
stylo: Relax assertion that doesn't hold in layout/style/test/test_pseudoelement_state.html

It deserves more investigation, we should probably clear NAC data on
ServoRestyleManager::ClearServoDataFromSubtree, but not worth to keep the tree
orange meanwhile.

KiChjang/servo,cbrewster/servo,eddyb/servo,jimberlage/servo,KiChjang/servo,paulrouget/servo,avadacatavra/servo,szeged/servo,nnethercote/servo,larsbergstrom/servo,paulrouget/servo,nnethercote/servo,anthgur/servo,anthgur/servo,SimonSapin/servo,mattnenterprise/servo,saneyuki/servo,larsbergstrom/servo,larsbergstrom/servo,splav/servo,mbrubeck/servo,upsuper/servo,dsandeephegde/servo,eddyb/servo,DominoTree/servo,eddyb/servo,notriddle/servo,pyfisch/servo,saneyuki/servo,canaltinova/servo,mbrubeck/servo,avadacatavra/servo,jimberlage/servo,avadacatavra/servo,notriddle/servo,dsandeephegde/servo,emilio/servo,saneyuki/servo,splav/servo,sadmansk/servo,avadacatavra/servo,notriddle/servo,sadmansk/servo,emilio/servo,avadacatavra/servo,splav/servo,avadacatavra/servo,jimberlage/servo,avadacatavra/servo,notriddle/servo,saneyuki/servo,DominoTree/servo,fiji-flo/servo,larsbergstrom/servo,emilio/servo,SimonSapin/servo,ConnorGBrewster/servo,anthgur/servo,rnestler/servo,anthgur/servo,DominoTree/servo,CJ8664/servo,KiChjang/servo,thiagopnts/servo,upsuper/servo,notriddle/servo,dati91/servo,jimberlage/servo,canaltinova/servo,emilio/servo,paulrouget/servo,nnethercote/servo,pyfisch/servo,fiji-flo/servo,dsandeephegde/servo,SimonSapin/servo,fiji-flo/servo,peterjoel/servo,upsuper/servo,dsandeephegde/servo,cbrewster/servo,dati91/servo,saneyuki/servo,peterjoel/servo,rnestler/servo,DominoTree/servo,saneyuki/servo,eddyb/servo,fiji-flo/servo,sadmansk/servo,nnethercote/servo,nnethercote/servo,mbrubeck/servo,anthgur/servo,peterjoel/servo,notriddle/servo,notriddle/servo,jimberlage/servo,peterjoel/servo,notriddle/servo,saneyuki/servo,ConnorGBrewster/servo,upsuper/servo,mbrubeck/servo,SimonSapin/servo,dati91/servo,ConnorGBrewster/servo,mbrubeck/servo,eddyb/servo,sadmansk/servo,cbrewster/servo,cbrewster/servo,anthgur/servo,CJ8664/servo,nnethercote/servo,pyfisch/servo,ConnorGBrewster/servo,splav/servo,rnestler/servo,KiChjang/servo,mattnenterprise/servo,canaltinova/servo,ConnorGBrewster/servo,thiagopnts/servo,CJ8664/servo,DominoTree/servo,emilio/servo,DominoTree/servo,KiChjang/servo,fiji-flo/servo,sadmansk/servo,fiji-flo/servo,SimonSapin/servo,cbrewster/servo,fiji-flo/servo,SimonSapin/servo,mattnenterprise/servo,rnestler/servo,dati91/servo,cbrewster/servo,thiagopnts/servo,szeged/servo,dsandeephegde/servo,larsbergstrom/servo,nnethercote/servo,peterjoel/servo,rnestler/servo,rnestler/servo,upsuper/servo,anthgur/servo,fiji-flo/servo,rnestler/servo,nnethercote/servo,avadacatavra/servo,pyfisch/servo,mattnenterprise/servo,KiChjang/servo,KiChjang/servo,mbrubeck/servo,pyfisch/servo,eddyb/servo,emilio/servo,upsuper/servo,eddyb/servo,thiagopnts/servo,splav/servo,szeged/servo,dsandeephegde/servo,splav/servo,KiChjang/servo,splav/servo,sadmansk/servo,notriddle/servo,splav/servo,szeged/servo,paulrouget/servo,CJ8664/servo,jimberlage/servo,splav/servo,thiagopnts/servo,canaltinova/servo,ConnorGBrewster/servo,dati91/servo,SimonSapin/servo,larsbergstrom/servo,szeged/servo,thiagopnts/servo,notriddle/servo,saneyuki/servo,dati91/servo,dsandeephegde/servo,KiChjang/servo,mattnenterprise/servo,dati91/servo,canaltinova/servo,eddyb/servo,upsuper/servo,larsbergstrom/servo,jimberlage/servo,canaltinova/servo,pyfisch/servo,cbrewster/servo,pyfisch/servo,anthgur/servo,cbrewster/servo,larsbergstrom/servo,ConnorGBrewster/servo,thiagopnts/servo,jimberlage/servo,mbrubeck/servo,peterjoel/servo,emilio/servo,paulrouget/servo,ConnorGBrewster/servo,peterjoel/servo,DominoTree/servo,paulrouget/servo,pyfisch/servo,szeged/servo,sadmansk/servo,peterjoel/servo,pyfisch/servo,sadmansk/servo,paulrouget/servo,CJ8664/servo,mattnenterprise/servo,splav/servo,mattnenterprise/servo,nnethercote/servo,larsbergstrom/servo,upsuper/servo,nnethercote/servo,emilio/servo,dsandeephegde/servo,SimonSapin/servo,DominoTree/servo,emilio/servo,KiChjang/servo,thiagopnts/servo,canaltinova/servo,DominoTree/servo,szeged/servo,CJ8664/servo,mbrubeck/servo,paulrouget/servo,jimberlage/servo,dati91/servo,paulrouget/servo,mattnenterprise/servo,szeged/servo,saneyuki/servo,rnestler/servo,szeged/servo,peterjoel/servo,larsbergstrom/servo,szeged/servo,CJ8664/servo,DominoTree/servo,CJ8664/servo,paulrouget/servo,peterjoel/servo,saneyuki/servo,emilio/servo,canaltinova/servo,pyfisch/servo